Lambda alpha release

[kislerdm]

Why do we need it

To release the backend logic.

What changed

• Added OpenAI client
• Added aws lambda entrypoint
• Infra provisioning scripts:
  • terraform
  • makefile

Closes #1 #4 #12

[codecov-commenter]

Codecov Report

Merging #22 (1b1c864) into master (20649a4) will decrease coverage by 24.81%. The diff coverage is 46.45%.

:exclamation: Current head 1b1c864 differs from pull request most recent head 7d17b63. Consider uploading reports for the commit 7d17b63 to get more accurate results

@@             Coverage Diff             @@
##           master      #22       +/-   ##
===========================================
- Coverage   92.05%   67.24%   -24.81%     
===========================================
  Files           1        5        +4     
  Lines         239      519      +280     
===========================================
+ Hits          220      349      +129     
- Misses         13      164      +151     
  Partials        6        6               

Flag	Coverage Δ
lambda	82.71% <82.71%> (?)
module	64.38% <31.84%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
core/errors.go	0.00% <0.00%> (ø)
core/cmd/lambda/main.go	30.00% <30.00%> (ø)
core/openai.go	31.63% <31.63%> (ø)
core/c4diagram.go	92.05% <100.00%> (ø)
core/cmd/lambda/handler.go	100.00% <100.00%> (ø)

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[kislerdm]

Please ignore the CI status, it "failed" because of the test coverage drop reported by codecov.